Add version to MQTTnet.Server.

Source/MQTTnet.Server/MQTTnet.Server.csproj

@@ -14,6 +14,7 @@
     <SignAssembly>false</SignAssembly>
     <DelaySign>false</DelaySign>
     <LangVersion>latest</LangVersion>
+    <Version>1.0.0</Version>
     <TypeScriptToolsVersion>3.3</TypeScriptToolsVersion>
   </PropertyGroup>
 

Source/MQTTnet.Server/Program.cs

@@ -52,7 +52,7 @@ namespace MQTTnet.Server
 
             Console.ForegroundColor = ConsoleColor.White;
             Console.WriteLine($@"
-Version:    {Assembly.GetExecutingAssembly().GetName().Version}
+Version:    {Assembly.GetExecutingAssembly().GetCustomAttribute<AssemblyInformationalVersionAttribute>().InformationalVersion}
 License:    MIT (read LICENSE file)
 Sponsoring: https://opencollective.com/mqttnet
 Support:    https://github.com/chkr1011/MQTTnet/issues